The Air Cleaner,intake, cataloged under National Stock Number 2940-00-787-8481, is classified within Federal Supply Class 2940 (Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft) of the Engine Accessories group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 2940-00-787-8481 |
| Item Name | Air Cleaner,intake |
| FSC / FSG | 2940 / 29 — Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft |
| Status | ACTIVE |
| Filter Type | DRY |
| Element Type | FREE FLOW |
| Backfire Valve | NOT INCLUDED |
| Remote Location Inlet Adapter | NOT INCLUDED |
| Mounting Provision Thread Size | 1/4-18 |
| Outside Diameter | 1.688 INCHES NOMINAL IN |
| Outlet Type | THREADED |
| Thread Location | EXTERNAL |
| Thread Direction | RIGHT-HAND |
| Mounting Provision Thread Series Designator | NPTF |
| Pressure Relief Valve | NOT INCLUDED |
| Inlet Type | OPEN |
| Material | STEEL |
| Air Cleaner Type | PERMANENT |
| Submersibility | NONSUBMERSIBLE |
| Outlet Location | BOTTOM OF CLEANER |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| M19012D | 3/9 Design control — primary reference Stewarts Tool and Die Co Inc |
NSN 2940-00-787-8481 is a Air Cleaner,intake, classified under FSC 2940, Engine Air and Oil Filters, Strainers, and Cleaners, Nonaircraft. Status: active.
Key specifications for 2940-00-787-8481: Overall Height: 2.250 INCHES NOMINAL IN; Filter Type: DRY; Element Type: FREE FLOW; Backfire Valve: NOT INCLUDED. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.